Home / 5,719.23-8,579.66-1,823.67

Finding the Fourth Proportional to 5,719.23, 8,579.66 and 1,823.67

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Solution

The fourth proportional to 5,719.23, 8,579.66 and 1,823.67 is: 2,735.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.23 : 8,579.66 = 1,823.67 : x
  2. Step 2: Convert to fraction form
    5,719.23/8,579.66 = 1,823.67/x
  3. Step 3: Cross multiply
    5,719.23x = 8,579.66 × 1,823.67
  4. Step 4: Simplify right side
    5,719.23x = 15,646,459.43
  5. Step 5: Solve for x
    x = 15,646,459.43/5,719.23
  6. Step 6: Final answer
    x = 2,735.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.